Home / 297,225,149.60-445,837,724.40-278,093,273.60

Finding the Fourth Proportional to 297,225,149.60, 445,837,724.40 and 278,093,273.60

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Solution

The fourth proportional to 297,225,149.60, 445,837,724.40 and 278,093,273.60 is: 417,139,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,225,149.60 : 445,837,724.40 = 278,093,273.60 : x
  2. Step 2: Convert to fraction form
    297,225,149.60/445,837,724.40 = 278,093,273.60/x
  3. Step 3: Cross multiply
    297,225,149.60x = 445,837,724.40 × 278,093,273.60
  4. Step 4: Simplify right side
    297,225,149.60x = 123,984,472,272,770,592
  5. Step 5: Solve for x
    x = 123,984,472,272,770,592/297,225,149.60
  6. Step 6: Final answer
    x = 417,139,910.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.